measurement-control-warning system for harmful gas 有害气体测控报警体系 measuring accessory 量具附件 measuring amplifier 测量放大器 ..
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This paper introduces a static state directional accuracy of gun measuring technique, on this basement, we has used laser photo-electricity theodolite, and has designed the big gun's measuring accessory.
本文首先对坦克炮管静态定向精度的测量方法进行了较全面地介绍和比较，在此基础上，选用了激光光电经纬仪，设计了炮管上的测量附件。
参考来源 - 坦克炮管静态定向角测量系统研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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